#!/usr/bin/python

# The ChartDirector for Python module is assumed to be in "../lib"
import sys, os
sys.path.insert(0, os.path.join(os.path.abspath(sys.path[0]), "..", "lib"))

from pychartdir import *

# The data for the chart
data0 = [42, 49, 33, 38, 51, 46, 29, 41, 44, 57, 59, 52, 37, 34, 51, 56, 56, 60, 70, 76, 63, 67, 75,
    64, 51]
data1 = [50, 55, 47, 34, 42, 49, 63, 62, 73, 59, 56, 50, 64, 60, 67, 67, 58, 59, 73, 77, 84, 82, 80,
    84, 98]

# The labels for the bottom x axis. Note the "-" means a minor tick.
labels0 = ["0\nJun 4", "1", "2", "3", "4", "5", "6", "7", "8", "9", "10", "11", "12", "13", "14",
    "15", "16", "17", "18", "19", "20", "21", "22", "23", "0\nJun 5"]

# The labels for the top x axis. Note that "-" means a minor tick.
labels1 = ["Jun 3\n12", "13", "14", "15", "16", "17", "18", "19", "20", "21", "22", "23",
    "Jun 4\n0", "1", "2", "3", "4", "5", "6", "7", "8", "9", "10", "11", "12"]

# Create a XYChart object of size 310 x 310 pixels
c = XYChart(310, 310)

# Set the plotarea at (50, 50) and of size 200 x 200 pixels
c.setPlotArea(50, 50, 200, 200)

# Add a title to the primary (left) y axis
c.yAxis().setTitle("US Dollars")

# Set the tick length to -4 pixels (-ve means ticks inside the plot area)
c.yAxis().setTickLength(-4)

# Add a title to the secondary (right) y axis
c.yAxis2().setTitle("HK Dollars (1 USD = 7.8 HKD)")

# Set the tick length to -4 pixels (-ve means ticks inside the plot area)
c.yAxis2().setTickLength(-4)

# Synchronize the y-axis such that y2 = 7.8 x y1
c.syncYAxis(7.8)

# Add a title to the bottom x axis
c.xAxis().setTitle("Hong Kong Time")

# Set the labels on the x axis.
c.xAxis().setLabels(labels0)

# Display 1 out of 3 labels on the x-axis. Show minor ticks for remaining labels.
c.xAxis().setLabelStep(3, 1)

# Set the major tick length to -4 pixels and minor tick length to -2 pixels (-ve means ticks inside
# the plot area)
c.xAxis().setTickLength2(-4, -2)

# Set the distance between the axis labels and the axis to 6 pixels
c.xAxis().setLabelGap(6)

# Add a title to the top x-axis
c.xAxis2().setTitle("New York Time")

# Set the labels on the x axis.
c.xAxis2().setLabels(labels1)

# Display 1 out of 3 labels on the x-axis. Show minor ticks for remaining labels.
c.xAxis2().setLabelStep(3, 1)

# Set the major tick length to -4 pixels and minor tick length to -2 pixels (-ve means ticks inside
# the plot area)
c.xAxis2().setTickLength2(-4, -2)

# Set the distance between the axis labels and the axis to 6 pixels
c.xAxis2().setLabelGap(6)

# Add a line layer to the chart with a line width of 2 pixels
c.addLineLayer(data0, -1, "Red Transactions").setLineWidth(2)

# Add an area layer to the chart with no area boundary line
c.addAreaLayer(data1, -1, "Green Transactions").setLineWidth(0)

# Output the chart
c.makeChart("dualxaxis.png")

